Achaguas.—A small tribe formerly living in Venezuela, between the Apure and Meta rivers. They are mentioned by Piedrahita as an intelligent people. Aristides Rojas says they are now extinct (Estudios Indigenas, p. 214. Caracas, 1878).
Beto.—Usually spelled Betoi or Betoya. They live on the upper waters of the Meta river in Colombia and are related to the Yaruris.
Caribs.—This widely extended stock occupied much of the northern coast of South America and had planted colonies on many of the Antilles. It is believed that they are distantly connected with the Tupis and Guaranis.
Guaranis.—The name of a number of affiliated tribes in Southern Brazil, Paraguay, Uruguay and the Argentine Republic. The Tupis of Brazil are a branch of the Guaranis.
Huastecas.—A northern colony of the great Maya stock of Yucatan, dwelling in the province of Tampico on the river Panuco. At the time of the discovery they were an important and cultured nation.
Lule.—One of the nations of El Gran Chaco, west of the Parana river. The Arte y Vocabulario de la Lengua Lule y Tonocote, by Father Antonio Machoni de Cerdeña (Madrid, 1732), was republished with a careful ethnographic introduction by J. M. Larsen, at Buenos Ayres, 1877.
Maipures.—Tribes of various dialects who live on both sides of the Orinoco river where it forms the boundary between Venezuela and New Granada, about 5° N. lat.
Mayas.—Natives of Yucatan, and the most highly developed of any of the American nations. Related dialects are spoken in Guatemala, in Tabasco, and by the Huastecas.
Mbayas.—A people of the Gran Chaco in the northern part of the Argentine Republic, and distantly related to the Abipones.
Mexican.—Otherwise called the Nahuatl or Aztec language. Spoken in the greatest purity in the valley of Mexico, it extended from the Gulf of Mexico to the Pacific, and along the latter from Sonora to Guatemala, with few interruptions.